April 25 is World Malaria Day. Last year, 97 countries and territories reported transmission of the disease, represented by 207 million cases, according to the World Health Organization. On the basis...

Now that smoking pot is legal in Washington, will more people take part? It's a question Seattle researchers are already planning to answer with studies of sewage and other public information.
Caleb...

Dr. Rodrigo Guerrero, a Harvard-trained epidemiologist and mayor of Cali, Colombia, is the first winner of the Roux Prize, a new US$100,000 award for using rigorous statistical evidence in designing...

Health Alliance International has worked shoulder-to-shoulder with struggling nations for 25 years. Now it is now taking on one of the most vexing problems – uncoordinated care among nongovernmental...

In 1999, Washington state implemented regulations that largely freed doctors to prescribe opioid painkillers for common chronic conditions such as low back pain, headache and fibromyalgia.
It marked...